Yantai Shield Advanced Materials Co., Ltd. 
No.98 Huangshan Road, Yantai Economic & Technological Development Area of Yantai City, Shandong Province, P.R.China
Tel:0086-535-6934886( phosphor products)
       0086-535-3020827 (for sputtering target products)
Fax:0086-535-6388535
E-mail:ytshield@126.com
Headquarter in Yantai City: 0086-535-3975011  Ms. Mao
Shenzhen Office: 13316915750  Mr. Luan
Zhongshan Office: 13928190862 Ms. Xie
Ningbo Office: 13356940517 Mr.Zhu
Phosphor products Technical service: 18954551961 Mr.Jiang 
Sputtering Target Products: 15763839294  Mr.Hou
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